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Standard XII
Chemistry
Question

Which of the following statements is not correct about the characteristics of cathode rays?
  1. They start from the cathode and move towards the anode.
  2. They travel in a straight line in the absence of an external electrical or magnetic field.
  3. Characteristics of cathode rays do not depend upon the material of electrodes in cathode ray tube.
  4. Characteristics of cathode rays depend upon the nature of gas present in the cathode ray tube.

A
Characteristics of cathode rays do not depend upon the material of electrodes in cathode ray tube.
B
They travel in a straight line in the absence of an external electrical or magnetic field.
C
They start from the cathode and move towards the anode.
D
Characteristics of cathode rays depend upon the nature of gas present in the cathode ray tube.
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Similar Questions
Q1
Q4. Which of the following statement is not correct about the characteristics of cathode rays?
(i) They start from the cathode and move towards the anode.
(ii) They travel in straight line in the absence of an external electrical or magnetic field.
(iii) Characteristics of cathode rays do not depend upon the material of electrodes in
cathode ray tube.
(iv) Characteristics of cathode rays depend upon the nature of gas present in the cathode ray
tube.
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Q2

Question 04

Which of the followig statement is not correct about the characteristics of cathode rays ?

(a) The start from the cathode and move towards the anode

(b) They travel in straight line in the absence of an external eletrical or magnetic field

(c) Characteristics of cathode rays do not depend upon the material of elctrodes in cathode ray tube

(d) Characteristics of cathode rays depend upon the nature of gas present in the cathode ray tube

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Q3
Consider the following statements about cathode rays
(a) These rays start from cathode and move towards anode
(b) Television picture tubes are cathode ray tubes
(c) Characteristics of cathode rays depend upon the material of electrodes used
The correct statements are
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Q4
Assertion :The characteristics of cathode rays do not depend upon the material of electrodes and the nature of the gas present in the cathode ray tube. Reason: Cathode rays consist of negatively charged particles, called electrons.
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Q5

The characteristics of cathode rays do not depend upon material of electrodes.


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